[Monetdb-developers] Fw: Re: Fw: Re: Fw: Re: related to jdbc

Fabian Groffen Fabian.Groffen at cwi.nl
Mon Mar 15 14:31:48 CET 2010


On 15-03-2010 18:53:26 +0530, anshul gangwar wrote:
>        actually we are working on java based tool whose main focus is
> to visualize the plans
> used by the optimizer for final execution of query but in monetdb
> optimization is runtime  so we have to somehow access that plan through
> jdbc and what are the maincomponents of the plan i.e can be represented
> as node in tree
> 
> We are not able to use that , actually that is giving error
> 
>     MAPI  = monetdb at localhost:50000
>     ACTION= mapi_start_talking
>     ERROR = !xchange_challenge: frontend mal not found

So you're on MonetDB/XQuery?




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